21395312

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{1297}}^1$

素因数の和:2336

約数の個数: 20

約数和(自身を含む): 41525616

約数和(自身を除く): 20130304

約数列:

[1, 2, 4, 8, 16, 1031, 1297, 2062, 2594, 4124, 5188, 8248, 10376, 16496, 20752, 1337207, 2674414, 5348828, 10697656, 21395312]

約数ペア:

[(1, 21395312), (2, 10697656), (4, 5348828), (8, 2674414), (16, 1337207), (1031, 20752), (1297, 16496), (2062, 10376), (2594, 8248), (4124, 5188)]